01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2004 BBNT Solutions, LLC
05: * under sponsorship of the Defense Advanced Research Projects
06: * Agency (DARPA).
07: *
08: * You can redistribute this software and/or modify it under the
09: * terms of the Cougaar Open Source License as published on the
10: * Cougaar Open Source Website (www.cougaar.org).
11: *
12: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
14: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
15: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
16: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
18: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23: *
24: * </copyright>
25: */
26: package org.cougaar.servicediscovery.plugin;
27:
28: import org.cougaar.planning.ldm.PlanningDomain;
29: import org.cougaar.planning.ldm.PlanningFactory;
30: import org.cougaar.planning.ldm.plan.NewTask;
31: import org.cougaar.servicediscovery.Constants;
32:
33: /**
34: * Self publishes the FindProviders task. Uses a timer to defer publication so that
35: * yp queries occur after registration has completed.
36: * Intended for use only with the MiniNode configuration.
37: */
38: public class SDMiniClientPlugin extends SDClientPlugin {
39: protected boolean publishedFindProviders = false;
40:
41: public void load() {
42: super .load();
43:
44: setExecutionDelay(60000L, 120000L);
45: }
46:
47: boolean woken = false;
48:
49: public void execute() {
50: if (!woken) {
51: wake();
52: woken = false;
53: }
54:
55: if (!publishedFindProviders) {
56: PlanningFactory planningFactory = (PlanningFactory) getDomainService()
57: .getFactory(PlanningDomain.PLANNING_NAME);
58: NewTask task = planningFactory.newTask();
59: task.setVerb(Constants.Verbs.FindProviders);
60: getBlackboardService().publishAdd(task);
61: publishedFindProviders = true;
62: }
63:
64: super.execute();
65: }
66: }
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